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XCCDF
Guide to the Secure Configuration of Ubuntu 20.04
System Settings
Network Configuration and Firewalls
Wireless Networking
Disable Wireless Through Software Configuration
Deactivate Wireless Network Interfaces
Deactivate Wireless Network Interfaces
An XCCDF Rule
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Deactivate Wireless Network Interfaces
Medium Severity
Deactivating wireless network interfaces should prevent normal usage of the wireless capability.
Configure the system to disable all wireless network interfaces with the following command:
$ sudo nmcli radio all off